Spray gun



FIG. 1 is a perspective view of a spray gun showing my new design;

FIG. 2 is a front view of the embodiment shown in FIG. 1;

FIG. 3 is a rear view of the embodiment shown in FIG. 1;

FIG. 4 is a left side view of the embodiment shown in FIG. 1;

FIG. 5 is a right side view of the embodiment shown in FIG. 1;

FIG. 6 is a top view of the embodiment shown in FIG. 1;

FIG. 7 is a bottom view of the embodiment shown in FIG. 1; and,

FIG. 8 is a perspective schematic view illustrating an application of a spray gun showing my design.

The broken lines in FIG. 8 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a spray gun, as shown and described. 